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Asphalt Paving Mixtures And Blocks, Evansville, Indiana. NPDES permit IN0063631, in force until Mar 31, 2031. Last 12 months: no values over a limit, 1 of 7 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | daily minimum | ≥ 6 SU | Mar, Jun, Sep, Dec |
| pH | daily maximum | ≤ 9 SU | Mar, Jun, Sep, Dec |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | Mar, Jun, Sep, Dec |
| Oil and grease, hexane extr method | monthly average | ≤ 10 mg/L | Mar, Jun, Sep, Dec |
| Oil and grease, hexane extr method | daily maximum | ≤ 15 mg/L | Mar, Jun, Sep, Dec |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | Mar, Jun, Sep, Dec |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | Mar, Jun, Sep, Dec |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | Mar, Jun, Sep, Dec |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | report only (mg/L) | Mar, Jun, Sep, Dec |
| Flow, total | cumulative total | report only (Mgal/qtr) | Mar, Jun, Sep, Dec |
Cited limits by parameter: Indiana's rules and the federal ones.
Same industry: the 41 Petroleum Refining and Related Industries permits in Indiana.
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